Results 1 to 10 of about 6,660 (151)

Photoexcitation of 13C, 15 N, 17 O, 17 F and 39 K in the Framework of Particle-Core Coupling Model (PCM)

open access: yesمجلة علوم ذي قار, 2019
Photoexcitation of the collective low-lying states in 13C, 15N, 17O, 17F and 39K are studied in the framework of Particle-Core Coupling Model (PCM). According to PCM, the total Hamiltonian is diagonalized in the configuration mixing space of the basis ...
R. A. Radhi   +2 more
doaj   +8 more sources

Kaon-Nucleon Scattering Amplitudes and Z$^*$-Enhancements from Quark Born Diagrams [PDF]

open access: yes, 1992
We derive closed form kaon-nucleon scattering amplitudes using the ``quark Born diagram" formalism, which describes the scattering as a single interaction (here the OGE spin-spin term) followed by quark line rearrangement.
A. Faessler   +59 more
core   +2 more sources

Multifragmentation calculated with relativistic force [PDF]

open access: yes, 1995
A saturating hamiltonian is presented in a relativistically covariant formalism. The interaction is described by scalar and vector mesons, with coupling strengths adjusted to the nuclear matter. No explicit density depe ndence is assumed. The hamiltonian
Feldmeier, H., Németh, J., Papp, G.
core   +3 more sources

Passive cooling of buildings with phase change materials using whole-building energy simulation tools: A review [PDF]

open access: yes, 2017
Buildings contribute to climate change by consuming a considerable amount of energy to provide thermal comfort for occupants. Cooling energy demands are expected to increase substantially in the world. On this basis, technologies and techniques providing
Cabeza, Luisa F.   +3 more
core   +2 more sources

Electronic Excitations in Complex Molecular Environments: Many-Body Green's Functions Theory in VOTCA-XTP [PDF]

open access: yes, 2018
Many-body Green's functions theory within the GW approximation and the Bethe-Salpeter Equation (BSE) is implemented in the open-source VOTCA-XTP software, aiming at the calculation of electronically excited states in complex molecular environments. Based
Björn Baumeier   +10 more
core   +3 more sources

QGP Theory: Status and Perspectives [PDF]

open access: yes, 2002
The current status of Quark-Gluon-Plasma Theory is reviewed. Special emphasis is placed on QGP signatures, the interpretation of current data and what to expect from RHIC in the near future.Comment: 20 pages, invited overview talk at the 4th ...
A Dumitru   +119 more
core   +2 more sources

Dark Matter from Early Decays

open access: yes, 2005
Two leading dark matter candidates from supersymmetry and other theories of physics beyond the standard model are WIMPs and weak scale gravitinos. If the lightest stable particle is a gravitino, then a WIMP will decay into it with a natural lifetime of ...
D. Lynden-Bell   +5 more
core   +1 more source

Isospin Constraints on the Parametric Coupling Model for Nuclear Matter

open access: yes, 2010
We make use of isospin constraints to study the parametric coupling model and the properties of asymmetric nuclear matter. Besides the usual constraints for nuclear matter - effective nucleon mass and the incompressibility at saturation density - and the
A. Delfino   +4 more
core   +1 more source

Lattice calculations for A=3,4,6,12 nuclei using chiral effective field theory [PDF]

open access: yes, 2010
We present lattice calculations for the ground state energies of tritium, helium-3, helium-4, lithium-6, and carbon-12 nuclei. Our results were previously summarized in a letter publication. This paper provides full details of the calculations.
B. Borasoy   +61 more
core   +2 more sources

Microscopic description of the pygmy and giant electric dipole resonances in stable Ca isotopes

open access: yes, 2006
The properties of the pygmy (PDR) and giant dipole resonance (GDR)in the stable $^{40}Ca$,$^{44}Ca$ and $^{48}Ca$ isotopes have been calculated within the \emph{Extended Theory of Finite Fermi Systems}(ETFFS).
Avdeenkov, A.   +7 more
core   +1 more source

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